$font-size: 64px;
@function r($px) {
    @return 2*$px/$font-size*1rem;
}
*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}
body{background: #f4f4f4f4}
li{list-style: none;}
a{text-decoration: none;}
img{
    height: 100%;
}

.radio_list{
    width: 50%;
    padding-right: r(9px);
    float: left;
    
    a{
//              overflow: hidden;
        margin-right: -r(8px);
        display: block;
        background: #fff;
        .list_pic{
            width: 100%;
            height: r(146px);
            margin-bottom: r(5px);
//                  background: skyblue;
        }
        .list_info{
            padding: 0 r(7px) r(22px) r(7px);
            font-size: 0.45rem;
            color: #000;
        }
    }
}